Seiko Cal. 5630 - 824

The Seiko 5630-824 represents an important milestone in Seiko's 1988 lineup. Powered by the 5630 caliber with 31j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-bceaaa988dc0]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1988

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